queryset = demo.objects.filter(name="non_existent_name")

​

if queryset.exists():

    serializer = DemoSerializer(queryset, many=True)

    return Response(serializer.data)

else:

    return Response(status=status.HTTP_404_NOT_FOUND)

if some_queryset.exists():

    print("There is at least one object in some_queryset")

Model.objects.none()

<ul>

{% for athlete in athlete_list %}

    <li>{{ athlete.name }}</li>

{% empty %}

    <li>Sorry, no athletes in this list.</li>

{% endfor %}

</ul>

​

# check if queryset is empty (django)

if not myQueryset:

    # Do this...

else:

    # Do that...